diff --git a/sys/dev/sf/if_sfreg.h b/sys/dev/sf/if_sfreg.h
index d9b1b5fa27e..12af2117e5c 100644
--- a/sys/dev/sf/if_sfreg.h
+++ b/sys/dev/sf/if_sfreg.h
@@ -1048,7 +1048,7 @@ struct sf_softc {
 	struct mtx		sf_mtx;
 #ifdef DEVICE_POLLING
 	int			rxcycles;
-#endif
+#endif /* DEVICE_POLLING */
 };
 
 
diff --git a/sys/pci/if_sfreg.h b/sys/pci/if_sfreg.h
index d9b1b5fa27e..12af2117e5c 100644
--- a/sys/pci/if_sfreg.h
+++ b/sys/pci/if_sfreg.h
@@ -1048,7 +1048,7 @@ struct sf_softc {
 	struct mtx		sf_mtx;
 #ifdef DEVICE_POLLING
 	int			rxcycles;
-#endif
+#endif /* DEVICE_POLLING */
 };